S. Tucker Taft, "Ada 9X: From abstraction-oriented to object-oriented"

[OOPSLA 1993] (1993) [ACM SIGPLAN] SIGPLAN Notices 28(10) October 1993 Proceedings of the Conference on Object Oriented Programming Systems, Languages and Applications, Sept-Oct 1993. (OOPSLA '93)  

Languages mentioned Ada 9X {1988} Review and update of Ada 83